• January 06. 2021

40G QSFP+ SR4 optical module and 40G QSFP+ AOC active optical cable are widely used in short distance interconnection of 40G data center. Since both of them can realize short distance interconnection, what is the difference between them and what are their advantages and disadvantages? ETU-LINK will tell you the answer. 40G QSFP+ SR4 optical module VS 40G QSFP+ AOC active optical cable 1. Different...

• December 29. 2020

In recent years, the traffic and bandwidth of the data center are growing exponentially, and the data center is also gradually transiting from 10G and 40G to 100G network, which drives the application of 100G optical modules in the data center. As a photoelectric converter, optical module is a very important part of optical fiber communication. Because optical fiber communication has the character...

• December 17. 2020

WDM is a technology to solve the shortage of optical fiber resources. Its main purpose is to increase the available bandwidth of optical fiber without laying more fibers. CWDM and DWDM are two kinds of WDM technology which are widely used in telecommunication. They are mainly used in WDM / demultiplexer. WDM / demultiplexer should be used together with WDM optical module. Next ETU-LINK will show y...

• December 15. 2020

At present, 5G has started the commercialization process, but the complex bearer scheme leads to the increase of the corresponding optical module types. For 5G forward transmission, in terms of speed, AAU has introduced the eCPRI protocol standard, and the forward 25G rate has become the standard of various equipment manufacturers. Because of this, the rate standard of the carrier network will be ...

• December 05. 2020

With the development of global optical communication network, optical transceiver module plays an increasingly important role in the field of optical communication. Optical communication devices and technologies are also developing in the direction of modularization, high speed, integration, multiple applications, multi-function, flexibility and low-cost. High speed and high-quality optical fiber ...

• December 02. 2020

With the increasing demand of network throughput and bandwidth, the demand of 40G high-speed optical module also increases. Next, yitianguang communication will introduce an optical module commonly used in 40G Data Center —— 40GBase-LR4 optical module. Introduction of 40GBase-LR4 optical module The 40GBase-LR4 optical module is adopted QSFP+ package form with wavelengths of 1271, 1291, 1311 and 13...

• November 24. 2020

In recent years, with the needs of users and the development of data center, low-speed optical communication products have been unable to meet the needs of daily data transmission. The data transmission speed of optical module has increased from 10G, 25G, 40G to 100G, 200G and even 400G. At present, the package form of 100G optical module have 4 types: CFPP, CFP2, CFP4 and QSFP28 in the market. Th...

• November 20. 2020

With the increasing demand for data transmission, the traditional 10G Ethernet can no longer meet the modern transmission requirements. Because of the high deployment cost of 40G/100G Ethernet network,25G Ethernet has become a good transition scheme. In the construction of 25G network, 25G SFP28 optical module has become a good solution. Next, yitianguang communication will introduce a kind of opt...

• November 20. 2020

In 2020, 5G network began to be tested in developed cities, and 25G SFP28 optical module was also applied in the construction of 5G signal base station. The 25G SFP28 optical module is not only used in 5G network, but also widely used in 25G data center. The best input/output (I/O) performance and fiber capacity of the 25G SFP28 optical module are 2.5 times of the performance of 10G Ethernet, and ...

• November 13. 2020

40G network has been widely used in data center, and optical module is one of the essential components of data center equipment interconnection. Next ETU-LINK will introduce the types of 40G QSFP+ optical modules to you. 40GBASE-SR4 optical module: It uses MPO connector with working wavelength of 850nm. The transmission distance can reach 100m when used with OM3 multimode fiber; and can reach 150m...